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Your Path to Global Success

Since 1966, ICLS has been helping individuals, businesses, NGOs, and U.S. Government agencies achieve their language proficiency goals in more than 85 languages.

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Learn 85+ Languages

Our online learning and in-person programs enable you to take a language course customized to your individual needs.
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Become Fluent in English

Our internationally-accredited English instruction, accommodation, and cultural immersion activities in Washington, D.C., will put you on the pathway to English fluency.
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Gain Professional Experience in the USA

The J-1 Intern and Trainee Program sets you on a path toward achieving your personal and professional goals.
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What's New

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Language Adventures Await!

Take an online group class in Arabic, Chinese, French, Portuguese, Russian, or Spanish this Spring! Register now, as spots are limited.

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Your English Adventure is Waiting for You!

Explore Washington, D.C., and advance your future.

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Calling all Language Educators!

If you are a language educator, consider enrolling in the Advanced Conversation for Language Teachers program! Classes are offered for French, Spanish, German, and Italian.

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Are you a Mature Adult Wanting to Learn a New Language?

Take a language class at any stage of your adult life through the Lifelong Language Learning Program! We offer beginner-level classes in French, Spanish, and Italian.

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ICLS' Accreditations, Certifications, and Memberships

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Corporate Language Training

Since our inception, we have been a beacon of language learning, catering to government agencies, businesses (non-profit and for-profit), and private clients alike. 
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"My instructor was professional, helpful in every way, pleasant, and often went out of her way to give extra help and assistance. I had many moments when I didn’t understand something and with the instructor’s assistance I had many (oh yeah now I understand) moments."
German Private Class Student 
"I have taken Spanish classes with one of your competitors several times over the past years and this class and instructor has been the best."
Online Group Class Student
"It is the best language school you can choose in Washington D.C. In addition to learning a lot, the classes are very dynamic and the teachers are fantastic, that's why the 4 hours a day go by very quickly. I am very happy studying there and I have been able to verify the great human team that they form, making you feel like family."
Vacation English Student
"This is one of the best experiences of my life! The school is a really good school and the teaching staff is really excellent."
Intensive English Program Student

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